[Q]: Sentence: Other methods, such as fractal compression, matching pursuit and the use of a discrete wavelet transform (DWT) have been the subject of some research, but are typically not used in practical products (except for the use of wavelet coding as still-image coders without motion compensation). Question: What does a DCT do? OPTIONS:
- yes
- no
++++++++++
[A]: no


[Q]: Sentence: The borders around the Manchester area were particularly complicated, with narrow protrusions of the administrative county between the county boroughs – Lees urban district formed a detached part of the administrative county, between Oldham county borough and the West Riding of Yorkshire. Question: When was Blackpool added to the county? OPTIONS:
- yes
- no
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[A]: no


[Q]: Sentence: London ranks as one of the most expensive cities in the world, alongside Tokyo and Moscow. Question: Where does London rank in terms of the world's largest cities? OPTIONS:
- yes
- no
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[A]:
no